Definition of Baltica
: a land mass that was an independent continent about 500 million years ago and is currently part of northwestern Eurasia In the Northern Hemisphere, the earlier terranes of Laurentia, Avalonia, and Baltica combined in the Early Devonian (418 to 400 million years ago) … — Trond H. Torsvik, Science, 30 May 2003
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First Known Use of baltica
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